The electric system of the Great Northern railway company at Cascade tunnel

@article{HutchinsonTheES,
  title={The electric system of the Great Northern railway company at Cascade tunnel},
  author={C. T. Hutchinson},
  journal={Proceedings of the American Institute of Electrical Engineers},
  volume={28},
  pages={1409-1447}
}
The first three-phase installation on a trunk line railway in the United States was put into operation early in July of this year at the Cascade Mountain tunnel on the Great Northern Railway, in the State of Washington, about one hundred miles east of Seattle.